//5日均线突破20日均线
	 let buyByFiveUpTw =function(selYear,i,condect,buySell,dates){
		 let item = this.vo(selYear[i]);
		 let pj5=this.getPJ(5,selYear);
		 let pj20=this.getPJ(20,selYear);	
		 let is520 = pj5[i]>pj20[i];
		 let is250 = pj20[i-1]>pj5[i-1];
		if(is520 && is250 && condect.time==0){
				return {flag:true,str:"B520\n"};
		//	this.buyHandle("B520",condect,item,buySell,dates[i]);
		}
			return {flag:false,str:"B520\n"};
	 };